package springboot.demo.dao;

import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Repository;
import springboot.demo.pojo.Department;
import springboot.demo.pojo.Employee;

import java.util.Collection;
import java.util.HashMap;
import java.util.Map;
@Repository
public class EmployeeDao {
    private  static Map<Integer,Employee> employees=null;
    //d对于每个员工有所属部门
    @Autowired
    private  DepartmentDao departmentdao=null;

    static {
        employees=new HashMap<Integer, Employee>();
        employees.put(1001,new Employee(1001,"苏涛","1765772391@qq.com",0,new Department(101,"教学部")));
        employees.put(1002,new Employee(1002,"AA","1765772391@qq.com",0,new Department(102,"市场部")));
        employees.put(1003,new Employee(1003,"BB","1765772391@qq.com",1,new Department(103,"市场部")));
        employees.put(1004,new Employee(1004,"CC","1765772391@qq.com",0,new Department(104,"教研部")));
        employees.put(1005,new Employee(1005,"DD","1765772391@qq.com",1,new Department(105,"运营部")));

    }
    @Autowired
    private  DepartmentDao departmentDao;
    //主键自增
    private static Integer initId = 1006;

    //增加一个员工
    public void save(Employee employee) {
        if (employee.getId() == null) {
            employee.setId(initId++);
        }
        //通过这个员工的编号来获得对应的derpartment
        employee.setDepartment(departmentDao.getdepartmentById(employee.getDepartment().getId()));
        employees.put(employee.getId(),employee);
    }
    //查询所有员工信息
    public Collection<Employee> getAll(){
        return employees.values();
    }
    //查询一个员工
    public Employee getEmployeeById(Integer id){
        return employees.get(id);
    }
    public  void deleteEmployeeById(Integer id){
        employees.remove(id);
    }

}
